Here is the Contact Form 7 template form for the Contact page.
<div class="form-group"><label class="label">Name</label>[text* yourname class:form-control placeholder "Your name"]</div>
<div class="form-group"><label class="label">Email</label>[email* youremail class:form-control placeholder "Your email address"]</div>
<div class="form-group"><label class="label">Phone</label>[number* Yourphone class:form-control placeholder "Your phone"]</div>
<div class="form-group"><label class="label">Subject</label>[text* Subject class:form-control placeholder "Your subject"]</div>
<div class="form-group"><label class="label">Message</label>[textarea* message class:form-control placeholder "Message"]</div>
<div class="form-group mb-0"><button type="submit" class="btn btn-primary">SUBMIT NOW</button></div>